Server Metrics

Server Metrics

Following is the list of available metrics and their labels. All the metrics returned are of type Gauge.

Prometheus Metric Name	Metric Description
sag_bm_server_expiration_rate	Expiration rate
sag_bm_server_live_object_count	Number of instances maintained by the Terracotta Server
sag_bm_server_offheap_used_size_bytes	Off-Heap used size
sag_bm_server_read_operation_rate	The rate of reading operations (per second)
sag_bm_server_write_operation_rate	The rate of writing operations (per second)
sag_bm_server_storage_disk_used_bytes	Disk size used by Terracotta Server instance

All the exposed server metrics have following labels:

Server Metric Label	Label Description
server_name	Name of the server (can be found as an attribute of the <server> tag in tc-config.xml file)
cluster_name	Name of the connection set by the user in the TMC web application

For example:

sag_bm_server_live_object_count{server_name="stripe-A.1", cluster_name="MyCluster",}